Posts by Anonymous

Total # Posts: 116,564

Math
cot?=3, cos<0. Find the exact value of sin ?/2 using half-angle formula. Please help!

Math
If you know the order from least to greatest of 5 negative rational numbers how can you use that information to order the absolute values of the number from least to greatest explain answer the point of least to greatest is to find which ones lease and which one is greater so ...

Chemistry
I accidently posted that too early a) 1.00mol--->1L y--------->0.05000L Therefore 0.05000 of NaOH was dropped into the receiving flask and neutalized. When I calculate the amount left over 0.0500mol (I used the comparison method to get this value of pH before the titrant...

Chemistry
Consider the case where we are titration 50.0mL of 1.00M HCl (receiving flask) with 1.00 NaOH (burette) Find the pH of the solution: a) After adding 50.00mL of base I do a comparison method to determine the number of moles of NaOH Amount----Volume b) After adding 55.00mL of base

math
I checked the answer in my textbook on what the answer is if I factor 2x^2-x-10 The answer is (2x-5)(x+2) That answer makes sense to me if I expand it I'll get 2x^2-x-10. My issue is I don't know how I would get 2x^2-x-10 in factored form

History
Yes, it is correct...finally found in my book! Thank you, for your help.

History
The Territorial Courts are most similar to? A:The local courts in the 50 states*** B:The Courts Martial C:The Federal Courts of Appeals D:The Federal District Courts Is this correct?

algebra
factor 22y^2 +67y -35

History
Thank you so much!

History
How has the Lemon test affected Supreme Court rulings about public aid to church-related schools? A:The Court has used the Lemon test to ban all public funding to religiously affiliated schools. B:The Court has interpreted the Lemon test in a way that allows most public ...

Math
A pool cue ball is hit by a stick with a force of 12.5N. The ball's mass is 0.17kg. Distance between cue ball and blue ball= 1.2m. Distance between blue ball and hole = 0.7m. There is friction between both balls and table- coefficient of 0.005. Will the blue ball reach the...

Economics
What is one example of a competitive labor market?

Social Studies
What do you think the answer is?

Math
What is the minimum velocity in which the cue ball must be hit in order to hit the blue ball into the hole? Assume straight line (cue ball stops moving after hitting the blue ball). Distance between cue ball and blue ball = 1.2 meters. Distance between blue ball and hole = 0....

trigonometry
Julia drives 10km due west of her home. then she heads 15 km south. what is the total distance that she has travelled from his house?

math
if a 16 oz of pasta cost $1.39, what is the unit price?

moral science
unscramble ineisfsirdne

Math
Choosing a book to read from 7 fiction and 9 non -fiction books

Physics
Does the elasticity of a ball change with successive bounces?

English
I have no idea what any of these are!

Chemistry
Write an equilibrium reaction equation for each of the following buffer mixtures: a)NH3(aq) and NH4Cl(aq) b)HC7H5O2(aq) and NaC7H5O2(aq)

science
An object 2cm high is placed 20cm in the front of convex mirror of focal length of 10cm.So,that it is perpendicular to the principal axis.Find the poition and the size of the image.

Probability
If a card is drawn randomly from a deck of 52 cards, what is the probability that the card is A) from the spade suit? B) a red card? C) a black and heart card? D) not a king?

Chemistry
For the reaction H2(g) + I2(g) <===> 2HI(g), Kc=54.9 at 699K. A system was charged with 2.50 moles of H2 ans 2.50 moles of I2 and 5.00 moles of HI initially in a 5.00 liter vessell. How many moles of H2 should there be present at equilibrium? (Answer my teacher gave: 0....

Math
You have $220 in your savings account. You take $35 from your account each week for four weeks. How much is left in your account at the end of the four weeks?

math
the number of ways a doctor can make his rounds if he has 4 patients and he checks each patient once

Maths
What % is 250g of 1200

Probability
A committe of 5 members will be chosen from a group of 10 teachers and 5 students. What is the probability that the committee will have A) all teachers? B) 3 teachers and 2 students? C) 3 or 4 teachers?

English
When saying these stanzas aloud which one of these types of syllables the stressed one, the accented (/) or the unaccented (u)?

English
I'm unsure how to scan these stanzas and mark the accented (/) and unaccented (u) syllables. Could someone help by copying and pasting the stanzas in their reply and marking the syllables above their lines. These stanzas are from different poems. Any help would be greatly ...

Physics?
ok, is it the one about the densities? And then possibly the blood cells? I know it can separate human blood cells from plasma, but I don't know if the question refers to this or to physically splitting the cells themselves (which is impossible).

Physics?
Which of the following is a possible application of a centrifuge? (More than one answer may be correct.) Test astronaut’s tolerance for high accelerations Produce even mixtures of particles of different densities Separate human blood cells Speed sedimentation of dirt ...

Math
7. Solve the following differential equations :3e x tan y dx + (1 – e x ) sec2 y dy = 0 given that , 4 y   when x = 1.

English
Which of the following choices best describes the language used in the extended simile comparing Odysseus to a musician as he strings the bow (lines 142-151, shown below)? "But the man skilled in all ways of contending, satisfied by the great bow's look and heft, like...

English
The Cyclops shows that he has no fear of Zeus by _____. A) calling Odysseus a ninny B) asking where Odysseus's ship is C) invoking the name of Poseidon D) eating six of Odysseus's men

physics help please
Thank you! That was it!

physics help please
The Sun orbits the Milky Way galaxy once each 2.60 * 10^8 years, with a roughly circular orbit averaging 3 * 10^4 light years in radius. Calculate the average speed of the sun in m/s. Whew! Should I convert the 3*10^4 light years to meters, and then divide that by 2.60*10^8 ...

Chemistry
I solved another question similar to this and used the negative root in the quadratic equation and got the correct answer.

Chemistry
If 0.500 mol each of phosphorus trichloride and chlorine are injected into a 1.00-L container at 60oC, find the equilibrium concentrations of all three species in the equilibrium mixture. PCl5(g) <===> PCl3(g) + Cl2(g) K - 12.5 at 60oC This is my ICE Table... ---PCl5(g...

Math
The sum of three times and one is not greater than the sum of twice that number and seven.Find the poosible range of value for the number

Chemistry
After a strong acid reacts with pure water will its pH always be a bit less than 7?

physics help please
A recently discovered planet has a mass twice as great as Earth's and a radius twice as large as Earth's. What will be the approximate size of its gravitational field? Apparently it isn't 2 * 9.8...

Physics
Thank you so much!!

Physics
This set of questions uses an interesting formula. A torque applied for a certain time causes a change in angular momentum. Torque * (delta t) = delta L Lindsey is on the merry-go-round again. Her mass is 33kg . The merry-go-round has a mass of 78kg and a radius of 2.20m. ...

math
A band that will be the opening act for a concert charges a $500.00 flat fee as well as 10% of all profits from ticket sales. If the band earns $1,200, how much was made in total ticket sales for the show?

English
Rhythmic and fast? He was fast because he did it all in one motion and rythmic because he did it all in one motion as well

English
Which of the following choices best describes the language used in the extended simile comparing Odysseus to a musician as he strings the bow (lines 142-151, shown below) "But the man skilled in all ways of contending, satisfied by the great bow’s look and heft, like...

English
Penelope proposes the archery contest as a way to _______. A) discover the true identity of the beggar*** B) put off the suitors who want to marry her C) provide amusement for her son, Telemachus D) keep the unruly suitors occupied

English
What gets Odysseus into trouble is when his pride shades into arrogance. Because Odysseus just had to get the glory of besting the monster, he ended up wandering the sea for seventeen years and losing all of his companions to an untimely death. It definitely isn't C, ...

English
Which of the following flaws belongs to the character of Odysseus? A) arrogance, because he feels superior to his men***** B) ungratefulness, because he disregards his men's sacrifice C) cowardice because he lies to the Cyclops about his identity D) recklessness, because ...

English
For the following questions, match each word to its definition by filling in the correct letter A. wise B. deceptively charming C. enormous D. passion E. sound; fit F. competing G. awe-inspiring H. sinister; threatening 4. ardor - D 5. sage - A 6. contending - F 7. prodigious...

English
1.D 2.C 3.C I promise this is correct.

math
a square frame was increased from 36 to 81.by what percentage were the side lengths increased answer

Math need help
thanks so much ms.sue for explaining it to me

Math need help
A gallon of water weighs 8 1/3 lb. How much does 1 1/5 gallon of water weigh? this is just really confusing to me i need help plzz

math
sorry, gosh. I just needed someone to answer.

math
1. A factory manufactures widgets. The rate of production of widgets after t weeks is (dx/dt) = 30(1-((20)/((t-20)^2))) widgets/week. A. Determine the rate at which widgets are produced at the start of week 1. Set up the expression but do not simplify. B. Determine the number ...

CALCULUS
I was given a homework assignment that I need to do but have no idea where to even start. If possible, please include steps. Thank You!!! A factory manufactures widgets. The rate of production of widgets after t weeks is (dx/dt)=30(1-(20/((t+20)^2))) widgets/week. A) Determine...

math
A gardener wants to fence a circular garden of diameter 21m.find the length of the wire he needs to purchase and cost of it at the rate of Rs.4 per meter.

History
Why were many Texans angered by Davis's governorship?

History
Thank you, very much!

History
Which of the following may government regulate regarding assemblies? Select all that apply(2 points) A:Content B:Time*** C:Manner*** D:Leader The right of freedom of assembly and petition allows people to do what? A:Come together to advance a cause.*** B:Trespass on private ...

AP Psychology
Which of the following is not an example of homeostasis? A) perspiring in order to restore normal body temperature B) feeling hungry and eating to restore the level of blood glucose to normal C) feeling hungry at the sight of appetizing food********** D) quenching thirst and ...

Math
ola wishes to make a deposit. she has these bills: 9 ones, 3 fives, 2 tens and 4 twenties. she has 32 nickles, 4 dimes, 10 quarters. ola has checks for $32.75 and $41.50. ola wants to recieve $30 in cash. what should she enter on the currency line?

math
i got it 20! thanks

math
How woould you get the lengh

math
The length of a rectangle is 5 centimeters greater than the width. The perimeter is 70 centimeters. What is the length? What is the width?

math
2.4?

math
Twenty percent of 12 is what number?

math
In the following arithmetic sequence, what is the value of x? -2, 4, x, 16 . . .

English
10) Can you remember the name of the person from ______ you received this information? A) who B) whom*** C) whose D) who's 11) Jen, _____ latest short story was published last week, os only 15 years old. A) who B) whom C) whose**** D) who's 12) Gabi said she needed to ...

math
If f(x) = x^2 - 5x - 2, find f(-3)

English
Thank you! And you have a great answer.

English
"But we by love, so much refined,/That ourselves know not what it is./Interassured of the mind./Care less eyes,lips, and hands to miss." Which best restates the paradox that Donne sets forth in these lines? A:Most people do not love their spouses physically, yet ...

English
Thank you!

English
Farewell Ben...B

English
I changed that to Farewell Ben

English
D:Sin

English
"Farewell, thou child of my right hand..." Which of these is the (most) accurate paraphrase of these words from Ben Jonson's "On My First Son"? A:"Farewell,joy"*** B:"Farewell,Ben" C:"Farewell Father D:Farewell, sin. Is this ...

English
Thank you!...This was very confusing to me. I truly appreciated your help!

English
Is the book the volume of all the people?

English
God is the Library.....Heaven.....God's book. So, B: description of God?

English
I'm confused in sorts....I still think it is death...God has in a sense decided the terms of each death. As universal author, God will bind together these various “translated” pages, each man a chapter, into a volume which is open to all. In the new universal &#...

English
..."that Library where every book shall lie open to one another..." Which of these is the best interpretation of this phrase from John Donne's Meditation 17? A:It is a description of Death*** B:It is a description of God C:It is a description of Hell D:It is a ...

English
Thank you! I will continue to read more of this. What I read so far was great! Thank you! When you think of death as just getting some good sleep and waking up in the eternal life with God...it does not seem so scary.Death is not as bad as he seems to think he is. Thank you,...

English
Which line "best" states the theme of John Donne's Holy Sonnet 10? A:Rest of bones,and soul's delivery B:"Die not, poor Death, nor yet canst thou kill me."*** C:"Thou art slave to fate, chance, kings, and desperate men." D: And doest with ...

English
Thank you, so very much!

English
Wants?

English
"Whoso (list) to hunt, I know where is a hind./ But as for me,alas, there is no more." Which of these is nearest to the word (list), as it is used in the passage above? A:Hates B:Needs C:Wants D:Plans*** "...That with (reiterated) crimes he might/Heap on himself...

Physics
A disc spins at a rate of 2 rps. There is a 15 g object on the disc located 10 cm away from the center. Find the object's tangential velocity and the frictional force that has to be exerted on the object to keep it from slipping off the disc. My answer: Tangential velocity...

Physics
Two planets, Planet 1 and Planet 2, orbit the same star. Planet 1 has a relative mass of 4x and a relative distance of x. Planet 2 has a relative mass of 3x and a relative distance of 2x. Which planet has a higher gravitational attraction to the star? I think this is Planet 1 ...

AP Human
What happened to the population of New Orleans during and after Hurricane Katrina? A) people stayed to protect property B) people evacuated and returned slowly**** C) people evacuated, but almost all returned D) people evacuated and did not return

AP Human
^^^^ I am changing my answer to B because the area around the Red River was not densely populated so while it did damage a lot of farm land, not a lot of people died with only around 9 people per square km

AP Human
How did population distribution and density affect the damage caused by the Red River floods of 2009 and 2010 A) hundreds of thousands died B) loss of life was limited C) casualties were very high*** D) it played no role

Phyics
I assume you mean it fell 30 meters m g h = 8 * 9.81 * 30 Joules

math
The difference between the measures of two supplementary angles is 8?. What is the measure of the larger angle?

Math
How much does Taryn charge to mow a lawn

One of the ways humans can preserve biodiversity i
One of the ways humans can preserve biodiversity is (blank)

English
The author's purpose is to inform the reader. Which statement best demonstrates this intent? a. a verdant rain-forest rises out of the ocean to snow capped peaks. b. Scholars are not sure about the legend but do speculate that the Maori discovered Aotearoa more than 1000 ...

In-Text Citations
I'm using a textbook that has a collection of stories by various authors, but the author of the textbook (person who compiled these stories) is a different person. If I'm trying to write an in-text citation for one of these stories from the textbook, should the author ...

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